#2C33A4#2C33A4

#2C33A4 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.7% C 0.178 H 272.3°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#2C33A4
RGB	rgb(44, 51, 164)
HSL	hsl(237, 58%, 41%)
HSV	hsv(237, 73%, 64%)
CMYK	cmyk(73.2%, 68.9%, 0%, 35.7%)
CIE-LAB	lab(28.33, 36.13, -61.50)
CIE-LCH	lch(28.33, 71.33, 300.44°)
OKLab	oklab(39.7% 0.0071 -0.1778)
OKLCH	oklch(39.7% 0.178 272.3)
XYZ	xyz(8.9211, 5.5826, 35.7221)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C33A4 #A49D2C

analogous

#2C6FA4 #2C33A4 #612CA4

triadic

#2C33A4 #A42C33 #33A42C

tetradic

#2C33A4 #A42C6F #A49D2C #2CA461

square

#2C33A4 #A42C6F #A49D2C #2CA461

split-complementary

#2C33A4 #A4612C #6FA42C

monochromatic

#121543 #1F2474 #2C33A4 #4149CC #7177D9

Accessibility & contrast

On white

9.92

#2C33A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#2C33A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C33A4

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C33A4	#FFFFFF	#000000	##FFFFFF
##2C33A4	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A7

Deuteranopia (green-blind)

#003DA2

Tritanopia (blue-blind)

#005267

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2c33a4;
/* rgb */ color: rgb(44, 51, 164);
/* oklch */ color: oklch(39.7% 0.178 272.3);

Tailwind

colors: {
  custom: {
    50: '#776bc0',
    500: '#2c33a4',
    950: '#000000',
  },
}

SCSS

$custom: #2c33a4;
$custom-light: #776bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c33a4",
  "rgb": {
    "r": 44,
    "g": 51,
    "b": 164
  },
  "hsl": {
    "h": 236.5,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.39704,
    "c": 0.17799,
    "h": 272.3
  },
  "luminance": 0.05583
}

Semantic roles & 50–950 ramp

primary

#2C33A4

secondary

#C0BB6B

accent

#D847E1

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2C33A4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →